[RISCV][NFC] Delete some unused pseudo multiclasses (#87401)

We only use the `RM` equivalents now.

Author: michaelmaitland

llvm/lib/Target/RISCV/RISCVInstrInfoVPseudos.td

@@ -2910,22 +2910,6 @@ multiclass VPseudoVMAX_VV_VF {
   }
 }
 
-multiclass VPseudoVALU_VV_VF {
-  foreach m = MxListF in {
-    defm "" : VPseudoBinaryFV_VV<m>,
-              SchedBinary<"WriteVFALUV", "ReadVFALUV", "ReadVFALUV", m.MX,
-                          forceMergeOpRead=true>;
-  }
-
-  foreach f = FPList in {
-    foreach m = f.MxList in {
-      defm "" : VPseudoBinaryV_VF<m, f>,
-                SchedBinary<"WriteVFALUF", "ReadVFALUV", "ReadVFALUF", m.MX,
-                            forceMergeOpRead=true>;
-    }
-  }
-}
-
 multiclass VPseudoVALU_VV_VF_RM {
   foreach m = MxListF in {
     defm "" : VPseudoBinaryFV_VV_RM<m>,
@@ -2942,16 +2926,6 @@ multiclass VPseudoVALU_VV_VF_RM {
   }
 }
 
-multiclass VPseudoVALU_VF {
-  foreach f = FPList in {
-    foreach m = f.MxList in {
-      defm "" : VPseudoBinaryV_VF<m, f>,
-                SchedBinary<"WriteVFALUF", "ReadVFALUV", "ReadVFALUF", m.MX,
-                            forceMergeOpRead=true>;
-    }
-  }
-}
-
 multiclass VPseudoVALU_VF_RM {
   foreach f = FPList in {
     foreach m = f.MxList in {